|Small Bodies, Big Impact: Cool Comets - NASA|
“Cool Comets” looks at the dirty snowballs which turn into the beautiful celestial bodies we can see from Earth. Viewers will go behind the scenes to discover high-tech NASA missions that will capture comet dust samples and bring them back to Earth. The samples will give us new information about comets and help us understand the origins of our Solar System. This is a videotape of a live broadcast which took place on March 10, 1999...
Keywords: NASA; astronomy; comets
|Cosmic Collision : Comet P/Shoemaker-Levy 9 - NASA|
A discussion of the comet P/Shoemaker-Levy 9 which was torn apart by Jupiter's gravitational pull. To license this film and get a higher quality version for broadcast/film purposes, contact A/V Geeks LLC.
Keywords: NASA; astronomy; comets; Jupiter
|Comets: Windows Into Time - NASA|
Presents three parts on comets. Reveals that comets were born with the sun some 4.5 billion years ago but, unlike planets, the primitive ice and dust of coments have remained unchanged. Shows that they are windows into time, into the origins of the solar system. Defines comets and gives a historical account of them, including Halley’s comet in Part One. Looks at new studies investigating comets at short range, presently only from observations on Earth, but new space probes will allow the close...
Keywords: NASA, comets, Halley's comet, astronomy